420085770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1077143}}^1$

素因数の和:1077166

約数の個数: 32

約数和(自身を含む): 1085761152

約数和(自身を除く): 665675382

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1077143, 2154286, 3231429, 5385715, 6462858, 10771430, 14002859, 16157145, 28005718, 32314290, 42008577, 70014295, 84017154, 140028590, 210042885, 420085770]

約数ペア:

[(1, 420085770), (2, 210042885), (3, 140028590), (5, 84017154), (6, 70014295), (10, 42008577), (13, 32314290), (15, 28005718), (26, 16157145), (30, 14002859), (39, 10771430), (65, 6462858), (78, 5385715), (130, 3231429), (195, 2154286), (390, 1077143)]